CN113314279B - Ground wire insulator electrode fixed ring structure - Google Patents
Ground wire insulator electrode fixed ring structure Download PDFInfo
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- CN113314279B CN113314279B CN202110639402.6A CN202110639402A CN113314279B CN 113314279 B CN113314279 B CN 113314279B CN 202110639402 A CN202110639402 A CN 202110639402A CN 113314279 B CN113314279 B CN 113314279B
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- ring
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- iron cap
- insulator
- inner ring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/38—Fittings, e.g. caps; Fastenings therefor
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/42—Means for obtaining improved distribution of voltage; Protection against arc discharges
- H01B17/46—Means for providing an external arc-discharge path
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Abstract
The application discloses ground wire insulator electrode fixed ring structure includes: the insulator comprises an insulator main body and a fixing ring; the insulator main part includes: iron caps and iron cap electrodes; the fixing ring includes: an inner ring and an outer ring; the inner ring is sleeved on the iron cap, and a plurality of bulges are arranged on the outer peripheral wall of the inner ring; the outer ring is sleeved on the inner ring, and the inner peripheral wall of the outer ring is provided with a plurality of grooves matched with the bulges; the iron cap electrode is mounted on the outer ring. Through setting up solid fixed ring for receive external force and deflect when undulant at the iron cap electrode, the arch and the recess intermeshing of inner ring and outer loop produce the resistance that deflects to the iron cap electrode, thereby reduce the undulant of deflecting of iron cap electrode, and need not change the structure of insulator main part, can not increase the inconvenience of clearance adjustment yet, can effectively solve current clearance fixed mode and need increase manufacturing process, and the inconvenient problem of installation back clearance adjustment.
Description
Technical Field
The application relates to the technical field of ground wire insulator accessories, in particular to a fixed ring structure for an electrode of a ground wire insulator.
Background
The ground wire insulator is generally a device which is arranged on a tower and enables the ground wire to be insulated from the tower, and comprises an iron cap and steel feet; electrodes are arranged on the iron cap and the steel foot, and a gap is formed between electrons and used for dissipating electric arcs.
In the installation and use process, when the electrodes are subjected to external construction force, strong wind acting force, electric arc electromagnetic force, lead vibration and the like, the electrodes can be displaced, so that the gaps among the electrodes are changed. If the gap is increased, the gap is difficult to arc when the ground wire is struck by lightning, and the lightning can not be effectively prevented; if the gap is reduced, the discharge frequency increases, so that the power loss increases, affecting the power communication.
The existing gap fixing mode is mainly applied to an iron cap or an iron cap electrode. By leaving a projection when casting the iron cap as in patent document CN201921809328.2, by casting two apertured plates on the iron cap for fixing the iron cap electrode, etc. as in patent document CN201921471599.1, the structure of the iron cap, etc. needs to be modified, the manufacturing process is increased, and the gap distance is difficult to adjust after the electrode is installed.
Disclosure of Invention
In view of the above, an object of the present invention is to provide a ground insulator electrode fixing ring structure, which is used to solve the problems that the conventional gap fixing method requires an additional manufacturing process and the gap adjustment is inconvenient after installation.
In order to achieve the above technical object, the present application provides a ground insulator electrode fixed ring structure, including: the insulator comprises an insulator main body and a fixing ring;
the insulator main body includes: iron caps and iron cap electrodes;
the fixing ring includes: an inner ring and an outer ring;
the inner ring is sleeved on the iron cap, and a plurality of bulges are arranged on the outer peripheral wall of the inner ring;
the outer ring is sleeved on the inner ring, and the inner peripheral wall of the outer ring is provided with a plurality of grooves matched with the bulges;
the iron cap electrode is mounted on the outer ring.
Further, the inner ring and the outer ring are elastic.
Further, the diameter of the inner ring is smaller than that of the iron cap.
Further, the inner ring and the outer ring are both made of rubber in combination with a conductive organic material.
Further, the conductive organic material includes: carbon black, graphite and silver powder.
Further, the insulator main part still includes: an electrode connecting ring;
the iron cap electrode is provided with a first semicircular part;
the electrode connecting ring is provided with a second semicircular part;
the first semicircle part and the second semicircle part are connected with each other and clamped on the outer ring.
Further, the lengths of the electrode connecting ring and the iron cap electrode in the vertical direction are equal and are both smaller than the length of the outer ring in the vertical direction.
According to the above technical solution, the present application provides a ground wire insulator electrode fixed ring structure, including: the insulator comprises an insulator main body and a fixing ring; the insulator main part includes: iron caps and iron cap electrodes; the fixing ring includes: an inner ring and an outer ring; the inner ring is sleeved on the iron cap, and a plurality of bulges are arranged on the outer peripheral wall of the inner ring; the outer ring is sleeved on the inner ring, and the inner peripheral wall of the outer ring is provided with a plurality of grooves matched with the bulges; the iron cap electrode is mounted on the outer ring.
Through setting up solid fixed ring for receive external force and deflect when undulant at the iron cap electrode, the arch and the recess intermeshing of inner ring and outer loop produce the resistance that deflects to the iron cap electrode, thereby reduce the undulant of deflecting of iron cap electrode, and need not change the structure of insulator main part, can not increase the inconvenience of clearance adjustment yet, can effectively solve current clearance fixed mode and need increase manufacturing process, and the inconvenient problem of installation back clearance adjustment.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a schematic overall structure diagram of an electrode fixing ring structure of a ground insulator according to an embodiment of the present disclosure;
fig. 2 is a top view of a fixing ring in a ground insulator electrode fixing ring structure according to an embodiment of the present disclosure;
in the figure: 1. an insulator main body; 11. an iron cap; 12. an iron cap electrode; 13. an electrode connecting ring; 2. a fixing ring; 21. an inner ring; 22. an outer ring; 23. a protrusion; 24. and (4) a groove.
Detailed Description
The technical solutions of the embodiments of the present application will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are some, but not all embodiments of the present application. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the scope of protection claimed herein.
In the description of the embodiments of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the embodiments of the present application and simplifying the description, but do not indicate or imply that the referred devices or elements must have specific orientations, be configured in specific orientations, and operate, and thus, should not be construed as limiting the embodiments of the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the embodiments of the present application, it should be noted that the terms "mounted," "connected," and "connected" are used broadly and are defined as, for example, a fixed connection, an exchangeable connection, an integrated connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection through an intermediate medium, and a communication between two elements, unless otherwise explicitly stated or limited. Specific meanings of the above terms in the embodiments of the present application can be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1 and fig. 2, an embodiment of a ground insulator electrode fixing ring structure includes: the insulator comprises an insulator main body 1 and a fixing ring 2; the insulator main body 1 includes: an iron cap 11 and an iron cap electrode 12; the fixing ring 2 includes: an inner ring 21 and an outer ring 22; the inner ring 21 is sleeved on the iron cap 11, and the outer peripheral wall is provided with a plurality of protrusions 23; the outer ring 22 is sleeved on the inner ring 21, and the inner peripheral wall is provided with a plurality of grooves 24 matched with the protrusions 23; the iron cap 11 electrode is mounted on the outer ring 22.
By arranging the protrusion 23 and the groove 24, the inner ring 21 and the outer ring 22 are mutually engaged after being installed, so that when the iron cap electrode 12 generates deflection fluctuation under the influence of external force, deflection resistance is generated, and the deflection degree of the iron cap electrode 12 and the outer ring 22 is reduced.
Further, the inner ring 21 and the outer ring 22 have elasticity. And the diameter of the inner ring 21 is smaller than that of the iron cap 11, so that the inner ring 21 can be sleeved on the iron cap 11 through stretching and plays a fastening role through elasticity.
Further, the inner ring 21 and the outer ring 22 are both made of rubber in combination with a conductive organic material. Wherein the conductive organic material may include: carbon black, graphite and silver powder.
Specifically, the inner ring 21 and the outer ring 22 are made of rubber, and the friction coefficient can be increased.
Further, the insulator main body 1 further includes: an electrode connecting ring 13; the iron cap electrode 12 is provided with a first semicircular part; the electrode connecting ring 13 is provided with a second semicircular portion; the first semicircle part and the second semicircle part are connected with each other and clamped on the outer ring 2.
Specifically, the iron cap electrode 12 and the electrode connecting ring 13 are provided with semicircular parts so as to be better assembled on the iron cap 11, which are adapted to the shape of the iron cap 11.
Further, the electrode connecting ring 13 and the iron cap electrode 12 have the same length in the vertical direction, and are both smaller than the length of the outer ring 22 in the vertical direction.
Specifically, the iron cap 11 is horizontally placed, and the lengths of the inner ring 21 and the outer ring 22 in the vertical direction may be equal and longer than the lengths of the electrode connecting ring 13 and the iron cap electrode 12 in the vertical direction, so as to avoid direct contact between the electrode connecting ring 13 or the iron cap electrode 12 and the iron cap 11.
Furthermore, the protrusions 23 and the grooves 24 are wavy, so that the processing and the assembly are convenient.
Although the present invention has been described in detail with reference to examples, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention.
Claims (5)
1. A ground wire insulator electrode fixed ring structure, characterized by comprising: the insulator comprises an insulator main body and a fixing ring;
the insulator main part includes: iron caps and iron cap electrodes;
the fixing ring includes: an inner ring and an outer ring;
the inner ring is sleeved on the iron cap, and a plurality of bulges are arranged on the outer peripheral wall of the inner ring;
the outer ring is sleeved on the inner ring, and the inner peripheral wall of the outer ring is provided with a plurality of grooves matched with the bulges;
the iron cap electrode is arranged on the outer ring;
the insulator main part still includes: an electrode connecting ring;
the iron cap electrode is provided with a first semicircular part;
the electrode connecting ring is provided with a second semicircular part;
the first semicircle part and the second semicircle part are connected with each other and clamped on the outer ring;
the electrode connecting ring and the iron cap electrode are equal in length in the vertical direction and smaller than the outer ring in length in the vertical direction.
2. The ground insulator electrode fixing ring structure of claim 1, wherein said inner ring and said outer ring are resilient;
the diameter of the inner ring is smaller than that of the iron cap.
3. The ground insulator electrode retaining ring structure of claim 2, wherein said inner ring and said outer ring are both made of a rubber and conductive organic material in combination.
4. The ground insulator electrode retaining ring structure of claim 3, wherein said conductive organic material comprises: carbon black, graphite and silver powder.
5. The ground insulator electrode retaining ring structure of claim 1, wherein said projections and said recesses are both undulating.
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CN202110639402.6A CN113314279B (en) | 2021-06-08 | 2021-06-08 | Ground wire insulator electrode fixed ring structure |
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CN202110639402.6A CN113314279B (en) | 2021-06-08 | 2021-06-08 | Ground wire insulator electrode fixed ring structure |
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CN113314279B true CN113314279B (en) | 2022-06-10 |
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Citations (7)
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---|---|---|---|---|
CN2349645Y (en) * | 1998-08-14 | 1999-11-17 | 大连电瓷厂 | Bar-shaped suspension type ground wire insulator |
CN2349643Y (en) * | 1998-08-14 | 1999-11-17 | 大连电瓷厂 | Composite ground wire insulator |
CN201129536Y (en) * | 2007-08-30 | 2008-10-08 | 成都前锋电子电器集团股份有限公司 | Mechanical seal floating ball valve anti-rotating structure |
CN110534264A (en) * | 2019-09-05 | 2019-12-03 | 广东电网有限责任公司江门供电局 | A kind of band fixed interval (FI) aerial earth wire hanging type glass insulator |
CN110619980A (en) * | 2019-10-25 | 2019-12-27 | 中国电力工程顾问集团中南电力设计院有限公司 | Fixed adjusting structure for discharge gap of ground wire insulator |
CN210667935U (en) * | 2019-10-25 | 2020-06-02 | 中国电力工程顾问集团中南电力设计院有限公司 | Fixed adjustable ground wire glass insulator in clearance |
CN213269185U (en) * | 2020-08-31 | 2021-05-25 | 河北科瑞电力器材有限公司 | Rod top porcelain insulator rack capable of being installed at different heights |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8686289B2 (en) * | 2011-07-14 | 2014-04-01 | Channell Commercial Corporation | Sealing mechanism and method for drop cable splice enclosures |
CN108389664B (en) * | 2017-10-11 | 2024-03-12 | 国家电网公司 | Extra-high voltage direct current disc type suspension insulator capable of inhibiting corrosion of metal electrode |
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2021
- 2021-06-08 CN CN202110639402.6A patent/CN113314279B/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2349645Y (en) * | 1998-08-14 | 1999-11-17 | 大连电瓷厂 | Bar-shaped suspension type ground wire insulator |
CN2349643Y (en) * | 1998-08-14 | 1999-11-17 | 大连电瓷厂 | Composite ground wire insulator |
CN201129536Y (en) * | 2007-08-30 | 2008-10-08 | 成都前锋电子电器集团股份有限公司 | Mechanical seal floating ball valve anti-rotating structure |
CN110534264A (en) * | 2019-09-05 | 2019-12-03 | 广东电网有限责任公司江门供电局 | A kind of band fixed interval (FI) aerial earth wire hanging type glass insulator |
CN110619980A (en) * | 2019-10-25 | 2019-12-27 | 中国电力工程顾问集团中南电力设计院有限公司 | Fixed adjusting structure for discharge gap of ground wire insulator |
CN210667935U (en) * | 2019-10-25 | 2020-06-02 | 中国电力工程顾问集团中南电力设计院有限公司 | Fixed adjustable ground wire glass insulator in clearance |
CN213269185U (en) * | 2020-08-31 | 2021-05-25 | 河北科瑞电力器材有限公司 | Rod top porcelain insulator rack capable of being installed at different heights |
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